Module org.elasticsearch.server

Package org.elasticsearch.cluster.routing

Class BatchedRerouteService

java.lang.Object

org.elasticsearch.cluster.routing.BatchedRerouteService

All Implemented Interfaces:

RerouteService

public class BatchedRerouteService
extends Object
implements RerouteService

A BatchedRerouteService is a RerouteService that batches together reroute requests to avoid unnecessary extra reroutes. This component only does meaningful work on the elected master node. Reroute requests will fail with a NotMasterException on other nodes.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static interface	BatchedRerouteService.RerouteAction

Constructor Summary

Constructors

Constructor	Description
BatchedRerouteService(ClusterService clusterService, BatchedRerouteService.RerouteAction reroute)

Method Summary

Modifier and Type	Method	Description
final void	reroute(String reason, Priority priority, ActionListener<Void> listener)	Initiates a reroute.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details

BatchedRerouteService

public BatchedRerouteService(ClusterService clusterService,
 BatchedRerouteService.RerouteAction reroute)

Parameters:

reroute - Function that computes the updated cluster state after it has been rerouted.

Method Details

reroute

public final void reroute(String reason,
 Priority priority,
 ActionListener<Void> listener)

Initiates a reroute.

Specified by:

reroute in interface RerouteService

Parameters:

priority - the (minimum) priority at which to run this reroute. If there is already a pending reroute at a higher priority then this reroute is batched with the pending one; if there is already a pending reroute at a lower priority then the priority of the pending batch is raised to the given priority.